- Supreme Court of Minnesota | Friday, April 2, 1976 | Cited 0 times
- California Court of Appeal | Thursday, July 23, 1981 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, May 15, 1984 | Cited 0 times
- Supreme Court of Minnesota | Thursday, December 17, 1981 | Cited 0 times
- Michigan Court of Appeals | Tuesday, December 24, 1968 | Cited 0 times
- Supreme Court of Minnesota | Friday, April 6, 1979 | Cited 0 times